Muscle Fibre Types Flashcards
1
Q
Slow Oxidative - Structural differences
Identify
Describe
A
- red in colour
- small in size
- many mitochondria
- many capillaries
- high myoglobin content
- low PC stores
- low glycogen stores
- high triglycerides stores
2
Q
Fast Oxidative Glycolytic - Structural Differences
Identify
Describe
A
- large fibre size
- moderate amount of mitochondria
- moderate amount of capillaries
- moderate amount of myoglobin content
- high PC stores
- moderate glycogen stores
- moderate triglyceride stores
3
Q
Fast Glycolytic - Structural Differences
Identify
Describe
A
- largest fibre size
- few mitochondria
- few capillaries
- low myoglobin content
- high PC stores
- high Glycogen stores
- low triglyceride stores
4
Q
Slow Oxidative - Functional Differences
Why would they suit endurance events?
Why would they not be suitable for power events?
A
- slow speed of contraction
- low force of contraction
- high resistance to fatigue
- high aerobic capacity
- low anaerobic capacity
5
Q
Fast Oxidative Glycolytic - Functional Differences
Why would they suit game players?
A
- fast speed of contraction
- high force of contraction
- moderate resistance to fatigue
- moderate aerobic capacity
- moderate anaerobic capacity
6
Q
Fast Glycolytic - Functional differences
Why would they suit power events?
Why wouldn’t they suit endurance events?
A
- fastest speed of contraction
- highest force of contraction
- low resistance to fatigue
- low aerobic capacity
- high anaerobic capacity
